General Description
Drop-out fuses are suitable for power systems with a frequency of 50 Hz and rated voltages of 35kv and below, mounted on the highvoltage side of a distribution transformer or on a distribution trunk line. The main function is that the protection performance arenot higharea, it can be used with the isolation switch instead of the automatic air switch, but also with the load switch to replace the high price circuit breaker. It also has the function ofshort circuit protection, overload and isolation circuit.
Operating conditions
1.Ambient temperature maxi 40℃, lowest: -30℃.
2.Altitude not exceed 1000m.
3.Wind speed not over 35m/s
4.No frequent violent vibration
Main technical specifications
Type
Rated
Voltage
(KV)
Rated current
(A)
Rated frequency(Hz)
Breaking current(KA)
impulse voltage
(kvp)
power-frequency withstand voltage(KV)
Creepage distance(mm)
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